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<a name="gst-plugins-bad-plugins-fpsdisplaysink"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-fpsdisplaysink.top_of_page"></a>fpsdisplaysink</span></h2>
<p>fpsdisplaysink</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--sync" title="The “sync” property">sync</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--text-overlay" title="The “text-overlay” property">text-overlay</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct"><span class="type">GstElement</span></a> *</td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--video-sink" title="The “video-sink” property">video-sink</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gint"><span class="type">gint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--fps-update-interval" title="The “fps-update-interval” property">fps-update-interval</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--max-fps" title="The “max-fps” property">max-fps</a></td>
<td class="property_flags">Read</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--min-fps" title="The “min-fps” property">min-fps</a></td>
<td class="property_flags">Read</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--signal-fps-measurements" title="The “signal-fps-measurements” property">signal-fps-measurements</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--frames-dropped" title="The “frames-dropped” property">frames-dropped</a></td>
<td class="property_flags">Read</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--frames-rendered" title="The “frames-rendered” property">frames-rendered</a></td>
<td class="property_flags">Read</td>
</tr>
<tr>
<td class="property_type">
<a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--last-message" title="The “last-message” property">last-message</a></td>
<td class="property_flags">Read</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--silent" title="The “silent” property">silent</a></td>
<td class="property_flags">Read / Write</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.signals"></a><h2>Signals</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="signals_return">
<col width="300px" class="signals_name">
<col width="200px" class="signals_flags">
</colgroup>
<tbody><tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink-fps-measurements" title="The “fps-measurements” signal">fps-measurements</a></td>
<td class="signal_flags"><a href="/usr/share/gtk-doc/html/gobjectgobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></td>
</tr></tbody>
</table></div>
</div>
<a name="GstFPSDisplaySink"></a><div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink-struct" title="struct GstFPSDisplaySink">GstFPSDisplaySink</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstObject.html#GstObject-struct">GstObject</a>
            <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct">GstElement</a>
                <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstBin.html#GstBin-struct">GstBin</a>
                    <span class="lineart">╰──</span> GstFPSDisplaySink
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
GstFPSDisplaySink implements
 <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstChildProxy.html#GstChildProxy-struct">GstChildProxy</a>.</p>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.description"></a><h2>Description</h2>
<p>Can display the current and average framerate as a testoverlay or on stdout.</p>
<div class="refsect2">
<a name="id-1.2.40.9.3"></a><h3>Example launch lines</h3>
<div class="informalexample">
  <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
    <tbody>
      <tr>
        <td class="listing_lines" align="right"><pre>1
2
3
4</pre></td>
        <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> videotestsrc <span class="gtkdoc opt">!</span> fpsdisplaysink
gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> videotestsrc <span class="gtkdoc opt">!</span> fpsdisplaysink text<span class="gtkdoc opt">-</span>overlay<span class="gtkdoc opt">=</span><span class="keyword">false</span>
gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> filesrc location<span class="gtkdoc opt">=</span>video<span class="gtkdoc opt">.</span>avi <span class="gtkdoc opt">!</span> decodebin name<span class="gtkdoc opt">=</span>d <span class="gtkdoc opt">!</span> queue <span class="gtkdoc opt">!</span> fpsdisplaysink d<span class="gtkdoc opt">. !</span> queue <span class="gtkdoc opt">!</span> fakesink sync<span class="gtkdoc opt">=</span><span class="keyword">true</span>
gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> playbin uri<span class="gtkdoc opt">=</span>file<span class="gtkdoc opt">:</span><span class="gtkdoc slc">///path/to/video.avi video-sink=&quot;fpsdisplaysink&quot; audio-sink=fakesink</span></pre></td>
      </tr>
    </tbody>
  </table>
</div>

</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.40.9.4.1"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">plugin</span></p></td>
<td>
            <a class="link" href="gst-plugins-bad-plugins-plugin-debugutilsbad.html#plugin-debugutilsbad">debugutilsbad</a>
          </td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>Zeeshan Ali &lt;zeeshan.ali@nokia.com&gt;, Stefan Kost &lt;stefan.kost@nokia.com&gt;</td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Sink/Video</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.40.9.4.2"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>ANY</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstFPSDisplaySink-struct"></a><h3>struct GstFPSDisplaySink</h3>
<pre class="programlisting">struct GstFPSDisplaySink;</pre>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstFPSDisplaySink--sync"></a><h3>The <code class="literal">“sync”</code> property</h3>
<pre class="programlisting">  “sync”                     <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Sync on the clock (if the internally used sink doesn't have this property it will be ignored.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--text-overlay"></a><h3>The <code class="literal">“text-overlay”</code> property</h3>
<pre class="programlisting">  “text-overlay”             <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Whether to use text-overlay.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--video-sink"></a><h3>The <code class="literal">“video-sink”</code> property</h3>
<pre class="programlisting">  “video-sink”               <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct"><span class="type">GstElement</span></a> *</pre>
<p>Video sink to use (Must only be called on NULL state).</p>
<p>Flags: Read / Write</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--fps-update-interval"></a><h3>The <code class="literal">“fps-update-interval”</code> property</h3>
<pre class="programlisting">  “fps-update-interval”      <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gint"><span class="type">gint</span></a></pre>
<p>Time between consecutive frames per second measures and update  (in ms). Should be set on NULL state.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: &gt;= 1</p>
<p>Default value: 500</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--max-fps"></a><h3>The <code class="literal">“max-fps”</code> property</h3>
<pre class="programlisting">  “max-fps”                  <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre>
<p>Maximum fps rate measured. Reset when going from NULL to READY.-1 means no measurement has yet been done.</p>
<p>Flags: Read</p>
<p>Allowed values: &gt;= -1</p>
<p>Default value: -1</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--min-fps"></a><h3>The <code class="literal">“min-fps”</code> property</h3>
<pre class="programlisting">  “min-fps”                  <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre>
<p>Minimum fps rate measured. Reset when going from NULL to READY.-1 means no measurement has yet been done.</p>
<p>Flags: Read</p>
<p>Allowed values: &gt;= -1</p>
<p>Default value: -1</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--signal-fps-measurements"></a><h3>The <code class="literal">“signal-fps-measurements”</code> property</h3>
<pre class="programlisting">  “signal-fps-measurements”  <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>If the fps-measurements signal should be emited.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--frames-dropped"></a><h3>The <code class="literal">“frames-dropped”</code> property</h3>
<pre class="programlisting">  “frames-dropped”           <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Number of frames dropped by the sink.</p>
<p>Flags: Read</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--frames-rendered"></a><h3>The <code class="literal">“frames-rendered”</code> property</h3>
<pre class="programlisting">  “frames-rendered”          <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Number of frames rendered.</p>
<p>Flags: Read</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--last-message"></a><h3>The <code class="literal">“last-message”</code> property</h3>
<pre class="programlisting">  “last-message”             <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre>
<p>The message describing current status.</p>
<p>Flags: Read</p>
<p>Default value: NULL</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFPSDisplaySink--silent"></a><h3>The <code class="literal">“silent”</code> property</h3>
<pre class="programlisting">  “silent”                   <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Don't produce last_message events.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-fpsdisplaysink.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GstFPSDisplaySink-fps-measurements"></a><h3>The <code class="literal">“fps-measurements”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink"><span class="type">GstFPSDisplaySink</span></a> *fpsdisplaysink,
               <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a>            fps,
               <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a>            droprate,
               <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a>            avgfps,
               <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>           user_data)</pre>
<p>Signals the application about the measured fps</p>
<div class="refsect3">
<a name="GstFPSDisplaySink-fps-measurements.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>fpsdisplaysink</p></td>
<td class="parameter_description"><p>a <a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink"><span class="type">GstFPSDisplaySink</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>fps</p></td>
<td class="parameter_description"><p>The current measured fps</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>droprate</p></td>
<td class="parameter_description"><p>The rate at which buffers are being dropped</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>avgfps</p></td>
<td class="parameter_description"><p>The average fps</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: <a href="/usr/share/gtk-doc/html/gobjectgobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></p>
</div>
</div>
</div>
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